"I need to spread fertilizer on the grass in the front yard," Ruth replied, "Then I need to check the wound on my dog's paw. I'm afraid it might fester if I don't get medicine for it."
“我要给前院的草地施肥，”鲁思回答，“然后要检查一下小狗爪子的伤口，我担心如果不给它上点药，伤口会化脓的。”
The tractor's computer then delivers varying amounts of irrigation water, seed, fertilizer, and pesticides to optimize the production of the land as its condition varies yard by yard.
由于每一码土地的情况都不尽相同，拖拉机的计算机会根据土壤的具体条件，提供相应数量的灌溉用水、化肥、杀虫剂以使土地的产量达到最优。
"I need to spread fertilizer on the grass in the front yard," Ruth replied, "Then I need to check the wound on my dog's paw." I'm afraid it might fester if I don't get medicine for it.
“我要给前院的草地施肥，”鲁思回答，“然后要检查一下小狗爪子的伤口，我担心如果不给它上点药，伤口会化脓的。”
However, the combination of farm yard manure, straw and chemical fertilizer had different effects on different soil enzymes.
而有机肥、秸秆和化肥之间的配合施用处理的土壤酶活性表现不一致。
However, the combination of farm yard manure, straw and chemical fertilizer had different effects on different soil enzymes.
而有机肥、秸秆和化肥之间的配合施用处理的土壤酶活性表现不一致。
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